# HG changeset patch
# User Christian Kamm <kamm incasoftware de>
# Date 1232210463 -3600
# Node ID d8c44f1e08e1f45d0319e1960cf311f9e959bdb2
# Parent  7f6eeb7b003e91d4a260008e6c74e59afd623e61
Fix #164.

diff -r 7f6eeb7b003e -r d8c44f1e08e1 dmd/optimize.c
--- a/dmd/optimize.c	Sat Jan 17 14:53:32 2009 +0100
+++ b/dmd/optimize.c	Sat Jan 17 17:41:03 2009 +0100
@@ -352,6 +352,9 @@
 	type->next->equals(e1->type->next)
        )
     {
+	// make a copy before adjusting type to avoid
+	// messing up the type of an existing initializer
+	e1 = e1->syntaxCopy();
 	e1->type = type;
 	return e1;
     }
@@ -362,6 +365,7 @@
     if (e1->op == TOKnull &&
 	(type->ty == Tpointer || type->ty == Tclass))
     {
+	e1 = e1->syntaxCopy();
 	e1->type = type;
 	return e1;
     }
@@ -377,6 +381,7 @@
 	cdto   = type->isClassHandle();
 	if (cdto->isBaseOf(cdfrom, &offset) && offset == 0)
 	{
+	    e1 = e1->syntaxCopy();
 	    e1->type = type;
 	    return e1;
 	}
@@ -391,6 +396,7 @@
 	    if (type->size() == e1->type->size() &&
 		type->toBasetype()->ty != Tsarray)
 	    {
+		e1 = e1->syntaxCopy();
 		e1->type = type;
 		return e1;
 	    }
diff -r 7f6eeb7b003e -r d8c44f1e08e1 tests/mini/compile_bug164_stringinitcast.d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/mini/compile_bug164_stringinitcast.d	Sat Jan 17 17:41:03 2009 +0100
@@ -0,0 +1,2 @@
+const C = "foo";
+char[] var = C;